<template>
	<view class="preview" v-if="currentInfo">
		<swiper circular @change="swiperChange" :current="currentIndex" >
			<swiper-item v-for="(item,index) in allList" :key="item._id" >
				<image v-if="readImgs.includes(index)" :src="item.picurl" @click="maskChange" mode="aspectFill"></image>
			</swiper-item>
		</swiper>

		<view class="mask" v-if="maskShow">
			<view class="goBack" @click="clickGoBack" :style="{top: getStatusBarHeight()+'px'}">
				<uni-icons type="back" color="#fff" size="20"></uni-icons>
			</view>
			<view class="count">{{currentIndex+1}}/{{allList.length}}</view>
			<view class="time">
				<uni-dateformat :date="new Date()" format="hh:mm"></uni-dateformat>
			</view>
			<view class="date">
				<uni-dateformat :date="new Date()" format="MM月dd日"></uni-dateformat>
			</view>
			<view class="footer">
				<view class="box" @click="clickInfo">
					<uni-icons type="info" size="28"></uni-icons>
					<view class="text">信息</view>
				</view>
				<view class="box" @click="clickScore">
					<uni-icons type="star" size="28"></uni-icons>
					<view class="text">{{currentInfo.score}}分</view>
				</view>
				<view class="box" @click="clickDownLoad">
					<uni-icons type="download" size="28"></uni-icons>
					<view class="text">下载</view>
				</view>
			</view>
		</view>

		<uni-popup ref="infoPopup" type="bottom">
			<view class="infoPopup">
				<view class="popHeader">
					<view></view>
					<view class="title">壁纸信息</view>
					<view class="close">
						<uni-icons type="closeempty" size="18" color="#999" @click="close"></uni-icons>
					</view>

				</view>
				<scroll-view scroll-y="true">
					<view class="content">
						<view class="row">
							<view class="label">壁纸ID:</view>
							<text selectable class="value">{{currentInfo._id}}</text>
						</view>
						<view class="row">
							<view class="label">分类:</view>
							<text selectable class="value">暂无数据</text>
						</view>
						<view class="row">
							<view class="label">发布者:</view>
							<text selectable class="value">{{currentInfo.nickname}}</text>
						</view>
						<view class="row">
							<view class="label">评分:</view>
							<view class="value roteBox">
								<uni-rate readonly touchable :value="currentInfo.score" size="16" />
								<text class="score">{{currentInfo.score}}分</text>
							</view>
						</view>
						<view class="row">
							<view class="label">摘要:</view>
							<text selectable class="value">{{currentInfo.description}}</text>
						</view>
						<view class="row">
							<view class="label">标签:</view>
							<view class="value tabs">
								<table class="tab" v-for="item in currentInfo.tabs" :key="item">{{item}}</table>
							</view>
						</view>
						<view class=".safe-area-inset-bottom"></view>
					</view>
				</scroll-view>
			</view>
		</uni-popup>


		<uni-popup ref="scorePopup" type="center" :is-mask-click="false">
			<view class="scorePopup">
				<view class="popHeader">
					<view></view>
					<view class="title">{{isUserScore ? '评分过了~':"壁纸评分"}}</view>
					<view class="close">
						<uni-icons type="closeempty" size="18" color="#999" @click="scorecClose"></uni-icons>
					</view>
				</view>
				<view class="content">
					<uni-rate v-model="userScore" allow-half="" :disabled="isUserScore" />
					<text class="text">{{userScore}}分</text>
				</view>
				<view class="footer">
					<button :disabled="!userScore || isUserScore" type="default" size="mini" @click="submitScore"
						plain>确认评分</button>
				</view>
			</view>
		</uni-popup>

	</view>
</template>

<script setup>
	import {
		ref
	} from 'vue';
	import {
		getStatusBarHeight
	} from '@/utils/system';
	import {
		onLoad,onShareAppMessage,onShareTimeline
	} from '@dcloudio/uni-app'
	import {
		GetApiSetupScore,
		GetApiWriteDownload,
		GetApiDetailWall
	} from '@/api/api.js';

	//获取图片数组 
	const allList = ref([])
	const storgClassList = uni.getStorageSync('storgClassList') || []
	allList.value = storgClassList.map(item => {
		return {
			...item,
			picurl: item.smallPicurl.replace("_small.webp", ".jpg")
		}
	})
	console.log(allList.value.length)
	//蒙版
	const maskShow = ref(true)
	//弹窗
	const infoPopup = ref(null)

	const currentStar = ref(0)
	//评分弹窗 
	const scorePopup = ref(null)
	const userScore = ref(0)
	const isUserScore = ref(false)

	//当前ID
	const currentId = ref(null)
	//记录当前滑动在第几个
	const currentIndex = ref(0)
	//记录已经加载的大图
	const readImgs = ref([])
	//获取弹窗信息
	const currentInfo = ref(null)


	const queryParams = {

	}

	onLoad(async(e) => {
		currentId.value = e.id
		console.log(e.id)
		if (e.type == 'share') {
			let res = await  GetApiDetailWall({id:currentId.value})
			console.log(res)
			allList.value = res.data.data.map(item=>{
				return {
					...item,
					picurl: item.smallPicurl.replace("_small.webp", ".jpg")
				}
			})
		}
		currentIndex.value = allList.value.findIndex(item => {
			return item._id == currentId.value
		})
		currentInfo.value = allList.value[currentIndex.value]
		readImgsFun()

	})
	//处理加载图片3张
	function readImgsFun() {
		readImgs.value.push(
			currentIndex.value <= 0 ? allList.value.length - 1 : currentIndex.value - 1,
			currentIndex.value,
			currentIndex.value > allList.value.length - 1 ? 0 : currentIndex.value + 1
		)
		readImgs.value = [...new Set(readImgs.value)]
		console.log(readImgs.value)
	}

	//点击蒙版返回按钮
	function clickGoBack() {
		uni.navigateBack({
			success: () => {
				
			},
			fail: () => {
			    uni.reLaunch({
			    	url:"/pages/index/index"
			    })	
			}
		})
	}

	//关闭信息弹窗
	function close() {
		infoPopup.value.close()
	}


	//确认评分
	const submitScore = async () => {
		uni.showLoading({
			title: "加载中..."
		})

		let {
			classid,
			_id: wallId
		} = currentInfo.value;
		let res = await GetApiSetupScore({
			classid,
			wallId,
			userScore: userScore.value
		})
		uni.hideLoading()
		if (res.data.errCode == 0) {
			uni.showToast({
				title: "评分成功",
				icon: "none"
			})
			allList.value[currentIndex.value].userScore = userScore.value;
			uni.setStorageSync('storgClassList', allList.value)


			scorecClose();
		}
		console.log(res)
	}
	//评分左右滑动
	function onChange(e) {
		currentStar.value = e.value
		console.log(e);
	}
	//评分弹窗
	function clickScore() {
		console.log(currentInfo.value)
		if (currentInfo.value.userScore) {
			isUserScore.value = true
			userScore.value = currentInfo.value.userScore
		}
		scorePopup.value.open()
	}
	//关闭评分弹窗
	function scorecClose() {
		scorePopup.value.close()
		userScore.value = 0
		isUserScore.value = false

	}
	//点击信息弹窗
	function clickInfo() {
		console.log(123123)
		infoPopup.value.open()
	}
	//滑动图片
	function swiperChange(e) {
		currentIndex.value = e.detail.current
		console.log(e);
		readImgsFun()
		currentInfo.value = allList.value[currentIndex.value]
	}
	//遮罩改变
	function maskChange() {
		maskShow.value = !maskShow.value
	}

	const clickDownLoad = async () => {
		// #ifdef H5
		uni.showModal({
			content: "请长按保存壁纸",
			showCancel: false
		})
		// #endif

		// #ifndef H5
		try {
			uni.showLoading({
				title: "下载中...",
				mask: true
			})
			let {
				classid,
				_id: wallId
			} = currentInfo.value;
			let res = await GetApiWriteDownload({
				classid,
				wallId,
			})
			if (res.errCode != 0) throw res
			uni.getImageInfo({
				src: currentInfo.value.picurl,
				success: (e) => {
					console.log(e)
					uni.saveImageToPhotosAlbum({
						filePath: e.path,
						success: (e) => {
							console.log(e)
						},
						fail: (e) => {
							console.log(e)
							if (e.errMsg == "saveImageToPhotosAlbum:fail cancel") {
								uni.showToast({
									title: "保存失败,请重新点击下载",
									icon: 'none'
								})
								return
							}
							uni.showModal({
								title: "提示",
								content: "需要授权保存相册",
								success: (e) => {
									if (e.confirm) {
										console.log("确认授权")
										uni.openSetting({
											success: (e) => {
												console.log(e)
												if (e.authSetting[
														'scope.writePhotosAlbum'
														]) {
													uni.showToast({
														title: "授权成功",
														icon: 'none'
													})
												} else {
													uni.showToast({
														title: "授权失败",
														icon: 'none'
													})
												}
											}
										})
									}
								}
							})
						},
						complete: (e) => {
							uni.hideLoading()
						}
					})
				}
			})
		} catch (e) {
			//TODO handle the exception
			uni.hideLoading()
			
		}

		// #endif
	}
	
	//分享给好友
	onShareAppMessage((e)=>{
		console.log(e)
		return {
			title:"@@@",
			path:"/pages/preview/preview?id="+currentId.value+"&type=share"
		}
	})
	//分享朋友圈
	onShareTimeline(()=>{
		return {
			title:"咸虾米壁纸~~~",
			query: "id="+currentId.value+"&type=share"
		}
	})
	   
	
</script>

<style lang="scss" scoped>
	.preview {
		width: 100%;
		height: 100vh;
		position: relative;

		swiper {
			width: 100%;
			height: 100%;

			image {
				width: 100%;
				height: 100%;
			}

		}

		.mask {

			//父级紧邻关系
			&>view {
				position: absolute;
				left: 0;
				margin: auto;
				color: #fff;
				right: 0;
				width: fit-content;
				// background-color: green;

			}

			.goBack {
				width: 38px;
				height: 38px;
				background: rgba(0, 0, 0, 0.5);
				left: 30rpx;
				margin-left: 0;
				border-radius: 100px;
				//top: 30rpx;
				backdrop-filter: blur(10rpx);
				border: 1rpx solid rgba(255, 255, 255, 0.3);
				display: flex;
				justify-content: center;
				align-items: center;

			}

			.count {

				top: 10vh;
				background: rgba(0, 0, 0, 0.3);
				font-size: 28rpx;
				border-radius: 40rpx;
				padding: 8rpx 28rpx;
				backdrop-filter: blur(100rpx);
			}

			.time {
				font-size: 140rpx;
				top: calc(10vh + 80rpx);
				font-weight: 100;
				line-height: 1em;
				text-shadow: 0 4rpx rgba(0, 0, 0, 0.3);
			}

			.date {
				font-size: 34rpx;
				top: calc(10vh + 230rpx);
				text-shadow: 0 2rpx rgba(0, 0, 0, 0.3);
			}

			.footer {
				background: rgba(255, 255, 255, 0.8);
				bottom: 10vh;
				width: 65vw;
				height: 120rpx;
				border-radius: 120rpx;
				color: #000;
				display: flex;
				align-items: center;
				justify-content: space-around;
				box-shadow: 0 2rpx 0 rgba(0, 0, 0, 0.1);
				backdrop-filter: blur(100rpx);

				.box {
					display: flex;
					flex-direction: column;
					align-items: center;
					justify-content: center;
					padding: 2rpx 12rpx;

					// .info {
					// 	color: yellow;
					// }
					.text {
						font-size: 26rpx;
						color: $text-font-color-2;
					}
				}

			}
		}

		.popHeader {
			display: flex;
			justify-content: space-between;
			align-items: center;

			.title {
				color: $text-font-color-2;
				font-size: 26rpx;
			}

			.close {
				padding: 6rpx;
			}

		}

		.infoPopup {
			background: #fff;
			padding: 30rpx;
			border-radius: 30rpx 30rpx 0 0;
			overflow: hidden;

			scroll-view {
				max-height: 60vh;

				.content {
					.row {
						display: flex;
						padding: 16rpx 0;
						font-size: 32rpx;
						line-height: 1.7em;

						.label {
							color: $text-font-color-2;
							width: 140rpx;
							text-align: left;
							font-size: 30rpx;
						}

						.value {
							flex: 1;
							width: 0;
						}

						.roteBox {
							display: flex;
							align-items: center;

							.score {
								font-size: 26rpx;
								color: $uni-text-color;
								padding-left: 10rpx;
							}
						}

						.tabs {
							display: flex;
							flex-wrap: wrap;

							.tab {
								border: 1px solid $base-color;
								color: $base-color;
								font-size: 22rpx;
								padding: 10rpx 30rpx;
								border-radius: 40rpx;
								line-height: 1em;
								margin: 0 10rpx 10rpx 0rpx;
							}

						}


					}
				}
			}

		}

		.scorePopup {
			background: #fff;
			padding: 30rpx;
			width: 70vw;
			border-radius: 30rpx;

			.content {
				padding: 30rpx 0;
				display: flex;
				justify-content: center;
				align-items: center;

				.text {
					color: #ffca3e;
					padding-left: 10rpx;
					width: 80rpx;
					line-height: 1em;
					text-align: right;
				}
			}

			.footer {
				padding: 10rpx 0;
				display: flex;
				justify-content: center;
				align-items: center;

			}

		}
	}
</style>